31 results
Hemophagocytic Lymphohistiocytosis (HLH)
Clinical Features: Fever, Splenomegaly, Hepatomegaly, Lymphadenopathy, Confusion
Classic lab findings in HLH: ↑↑ ferritin, Anemia,
activity, ↑ soluble IL ... the following 8 criteria ... activity • ↑ soluble IL ... Lymphohistiocytosis #diagnosis #hematology ... #criteria
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
blood donor • Pathophysiology ... transfusion • Criteria ... : ARDS Berlin Criteria ... transfusion • Pathophysiology ... Transfusion #Reactions #hematology
Mixing Study
 • Clotting tests can be abnormal due to either a clotting factor deficiency, or
to be normal. 1: ... 1 Mix of Patient's ... Study #diagnosis #hematology ... #pathophysiology ... #hematology #laboratory
4T Score for Heparin-Induced Thrombocytopenia

Interpretation of the 4T score:
0-3 points:  Low probability (<<1%)
  -
probability (<<1% ... Thrombocytopenia #Diagnosis #Criteria ... #Hematology
Adult Onset Still's Disease
Systemic inflammation with urticarial rash.
Rash: 
 • Nonpruritic, evanescent (correlates with time of
5 of the below criteria ... should be major: 1. ... Minor criteria include ... Treatment - Mild ... AOSD #diagnosis #rheumatology
Thrombocytopenia and Pregnancy
Three syndromes in the critically ill pregnant woman who presents with coagulation defects.
1) HELLP
the critically ill ... coagulation defects. 1) ... Obstetrics #OBGyn #Hematology
Thrombocytopenia and Pregnancy - TTP/HUS, HELLP Syndrome and Acute Fatty Liver of Pregnancy (AFLP)
Three syndromes in
the critically ill ... coagulation defects. 1) ... AFLP #obstetrics #hematology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
cytokines, such as IL ... -1 and IL-6, leading ... Histopathologic criteria ... Diagnosis #Management #Hematology ... #Rheumatology
Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)
Definition: 
 • Severe adverse drug reaction, characterized by
Criteria for Diagnosis ... : 1. ... withdrawal • Mild ... Severe disease: 1. ... DRESS #Syndrome #dermatology
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
the disease and ILD ... increases and ILD ... Phenotype 1 ... Dermatomyositis #rheumatology ... #dermatology #diagnosis